Four Stroke: F4A, F4B, F5A, F6C. Outboard Thermostat 66M-12411-01. 1 each Outboard Thermostat. We're pleasure to help you. Thermostat Housing Gasket 67D-12414-A0, 68D-E2414-A0. Thermostat Seal 688-12412-00-00.
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